Senior Software QA Engineer jobs in Slough

You will contribute to the evolution of a sophisticated broadcast control platform responsible for orchestrating complex media workflows across SDI, IP, and hybrid environments. It’s a chance to work on mission‑critical software with a business recognised globally for excellence in live production technology.

Job Title - .NET Developer (Contract) Location - London (Hybrid – 2–3 days onsite) Contract Type - Contract (Outside IR35 / Inside IR35 – depending on client) Duration -12 months (likely extension) Day Rate - Competitive Role Overview We are looking for an experienced .NET Developer to join a delivery-focused engineering team working on business-critical systems in a fast-paced London-based...

You will work across the stack, building robust back-end systems in TypeScript, Node. js, and PHP, and delivering high-quality front-end experiences using modern JavaScript frameworks. The role requires expertise in database design, DevOps, cryptographic data handling, and AWS cloud technologies.

Senior Software Engineer – AI Startup – Up to 120k 🚀🧠 💰 Salary: £70,000 - £140,000 + meaningful equity 🏙️ Location: London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack: Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the...

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

You will be a central part of the core engineering team at a scaling start-up that is re-imagining how content is created for photo-real AAA games and real-time experiences. This role is perfect for a C++ and Python expert that is passionate about 3D graphics, real-time rendering, and VFX/game workflows and wants to work at a startup connecting frontier AI to 3D asset creation.

About Linda AI Healthcare runs on conversations - scheduling, intake, triage, refills, follow-ups. But humans are drowning in them. Linda AI builds autonomous healthcare agents that handle these workflows end-to-end, over voice, with the reliability and context clinical environments demand. Our agents don’t just “talk.” They understand, reason, remember, and take action inside real healthcare...

Job Title: QA Automation Engineer (Python / PyTest / Cosmos DB)-Banking Client Exp Required Location: London- 3Days/week Onsite Duration: 6months+ Contract Inside IR35 500GBP/Day Role Overview We are looking for a QA Automation Engineer to join a Pod-based delivery team working on critical applications and data platforms within a global financial market's environment. The role is key to...

Senior Software Engineer Lead complex engineering work | Azure | .NET | Distributed Systems At GTreasury, we build software that sits at the heart of the CFO’s office. Our SaaS platform handles complex financial workflows at global scale - and we’re investing heavily in the next phase of growth. We’re hiring a Senior Software Engineer who enjoys solving hard problems, influencing technical...

Senior Software Engineer Full Stack - Ruby on Rails, React Up to £120k DOE Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Senior Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction,...

You will be working closely with the Machine Learning team; however, you are not required or expected to have background in Machine Learning. This is an applied role, and we are looking to hire a software engineer with experience in cloud computing and distributed systems. In this role, you will:

You will work on data integrations, platform execution, and the systems that power AI-driven analytics. What You Will Be Doing - Building core data integrations with common SaaS platforms - Designing data pipelines that ingest provider APIs into our analytics datastore - Improving the agent platform and executor with better error handling, observability, and speed

About Us: We're a VC-backed stealth-mode company building behavioural AI solutions for the retail industry. Our platform is designed from the ground up — no legacy, no patchwork systems — just a clean slate and a clear vision. Our mission is to bring the intelligence of modern machine learning directly to the in-store shopping experience. Role: We're looking for experienced Backend, Full Stack...

Senior Software Engineer Location: London (x3 days a week onsite) Salary: Up to £80k DOE Type: Perm Job Description We are looking for a passionate Senior Java Engineer in London to lead the design and development of core product features and services that power an app used by thousands of travellers on a daily basis. As a Senior Java Engineer for an loyalty program team, you will have the...

Senior Software Engineer (Python - FastAPI) This fast-growing consultancy is pushing the boundaries of AI and data science, helping clients turn complex challenges into scalable, production-ready solutions. They’re now hiring a Senior Software Engineer who can blend deep technical expertise with a practical, delivery-focused mindset. Role Overview: Location: London (hybrid) Package:...

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the...

Senior Software Engineer (Python) 💰 Up to £130,000 + excellent benefits (including work from abroad) 📍 Hybrid - 2 days onsite in Central London (London Bridge) Are you a Senior Python Engineer who loves solving deep technical challenges? Want to help reinvent how future hardware is created? 🚀🔬 Join a top-tier engineering team building a revolutionary platform that turns high-level hardware...

You will collaborate closely with cross-functional partners to push technology forward, even in areas where solutions are still being defined. Key Responsibilities - Monitor industry and company-wide computing technology trends to evaluate and develop new capabilities aligned with the product roadmap.

Senior Software Engineer – Python / React / Next.js (Agnostic Backend) £140,000–£200,000 Base + Serious equity Rare chance to join a very early stage AI platform that has just raised an unusually large Series A of close to $100 Million from tier one fintech and technology investors. The company is extremely well funded for its stage, and already working with major financial institutions (Major...

Senior Software Engineer | Distributed Systems | Sustainable Cloud Native Platform Up to £110,000 per annum plus bonus plus stock Central London office Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Senior Software Engineer with extensive knowledge of building distributed systems? Looking to join a company who are solving genuine problems that disrupt an...